Loans (Recorded Investment In Financing Receivable Modified As TDR Within 12 Months) (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014 contracts	Sep. 30, 2013 contracts	Sep. 30, 2014 contracts	Sep. 30, 2013 contracts	Dec. 31, 2013
Financing Receivable, Recorded Investment [Line Items]
Troubled Debt Restructuring, Classification removed	$ 900,000	$ 728,000	$ 2,500,000	$ 3,600,000
Financing Receivable, Modifications, Number of Contracts, During Period	121	112	332	373
Number of Contracts	80	100	96	128
Recorded Investment	2,228,000	5,603,000	2,507,000	7,162,000
Financing Receivable, Modifications, Recorded Investment, During Period	4,529,000	10,532,000	6,853,000	18,101,000
Troubled Debt Restructuring Included In Nonaccrual Loans	46,800,000		46,800,000		76,300,000
Nonaccrual Trouble Debt Restructuring Current	14,500,000		14,500,000		50,600,000
Construction Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period	0	1	1	3
Financing Receivable, Modifications, Recorded Investment, During Period		15,000		39,000
Commercial Financial And Agricultural [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period	14	7	24	21
Number of Contracts	3	7	4	12
Recorded Investment	62,000	554,000	111,000	977,000
Financing Receivable, Modifications, Recorded Investment, During Period	1,801,000	3,484,000	1,841,000	3,865,000
SEPH Commercial Land and Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period	0	0	0	0
Number of Contracts	0	0	0	1
Recorded Investment				14,000
Financing Receivable, Modifications, Recorded Investment, During Period
Construction Real Estate - Remaining Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period	0	0	2	2
Number of Contracts	0	0	0	0
Recorded Investment
Financing Receivable, Modifications, Recorded Investment, During Period			207,000	403,000
Residential Real Estate - Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period	2	0	4	14
Number of Contracts	2	3	2	9
Recorded Investment	194,000	2,293,000	194,000	2,906,000
Financing Receivable, Modifications, Recorded Investment, During Period	312,000		333,000	2,574,000
Residential Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period	11	8	31	41
Number of Contracts	18	21	21	25
Recorded Investment	1,205,000	1,645,000	1,354,000	2,024,000
Financing Receivable, Modifications, Recorded Investment, During Period	864,000	513,000	1,853,000	3,129,000
Residential Real Estate - HELOC [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period	2	6	7	13
Number of Contracts	1	0	1	0
Recorded Investment	166,000		166,000
Financing Receivable, Modifications, Recorded Investment, During Period	29,000	129,000	288,000	222,000
Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period	0	0	0	0
Financing Receivable, Modifications, Recorded Investment, During Period
Residential Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	142,000	93,000	240,000	193,000
Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period	87	76	246	251
Financing Receivable, Modifications, Recorded Investment, During Period	759,000	627,000	1,186,000	1,041,000
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period	2	9	8	16
Number of Contracts	0	4	0	5
Recorded Investment		634,000		670,000
Financing Receivable, Modifications, Recorded Investment, During Period	622,000	5,671,000	905,000	6,635,000
Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts	0	0	0	0
Recorded Investment	0	0	0	0
Construction Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts	0	0	0	1
Recorded Investment	0	0	0	11,000
Residential Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period	3	5	9	12
Number of Contracts	2	7	3	7
Recorded Investment	115,000	149,000	118,000	149,000
Consumer Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts	54	58	65	68
Recorded Investment	486,000	328,000	564,000	411,000
Finance Leases Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Accruing Financing Receivable Modifications [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	1,832,000	3,541,000	2,572,000	5,838,000
Accruing Financing Receivable Modifications [Member] | Construction Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	0	15,000	0	15,000
Accruing Financing Receivable Modifications [Member] | Commercial Financial And Agricultural [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	776,000	2,806,000	776,000	2,813,000
Accruing Financing Receivable Modifications [Member] | SEPH Commercial Land and Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period
Accruing Financing Receivable Modifications [Member] | Construction Real Estate - Remaining Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period				403,000
Accruing Financing Receivable Modifications [Member] | Residential Real Estate - Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period
Accruing Financing Receivable Modifications [Member] | Residential Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	508,000	120,000	749,000	1,513,000
Accruing Financing Receivable Modifications [Member] | Residential Real Estate - HELOC [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	0	129,000	93,000	222,000
Accruing Financing Receivable Modifications [Member] | Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	0	0	0	0
Accruing Financing Receivable Modifications [Member] | Residential Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	133,000	52,000	228,000	118,000
Accruing Financing Receivable Modifications [Member] | Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	415,000	419,000	726,000	754,000
Accruing Financing Receivable Modifications [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period
Nonaccruing Financing Receivable Modifications [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	2,697,000	6,991,000	4,281,000	12,263,000
Nonaccruing Financing Receivable Modifications [Member] | Construction Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period				24,000
Nonaccruing Financing Receivable Modifications [Member] | Commercial Financial And Agricultural [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	1,025,000	678,000	1,065,000	1,052,000
Nonaccruing Financing Receivable Modifications [Member] | SEPH Commercial Land and Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period
Nonaccruing Financing Receivable Modifications [Member] | Construction Real Estate - Remaining Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period			207,000
Nonaccruing Financing Receivable Modifications [Member] | Residential Real Estate - Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	312,000		333,000	2,574,000
Nonaccruing Financing Receivable Modifications [Member] | Residential Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	356,000	393,000	1,104,000	1,616,000
Nonaccruing Financing Receivable Modifications [Member] | Residential Real Estate - HELOC [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	29,000	0	195,000	0
Nonaccruing Financing Receivable Modifications [Member] | Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period
Nonaccruing Financing Receivable Modifications [Member] | Residential Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	9,000	41,000	12,000	75,000
Nonaccruing Financing Receivable Modifications [Member] | Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	344,000	208,000	460,000	287,000
Nonaccruing Financing Receivable Modifications [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	$ 622,000	$ 5,671,000	$ 905,000	$ 6,635,000